Maintenance Release
Changes since v0.9.3:
- add support for optional Pid-File generation
- improve error message for bad annotation block detection
- significant work to improve migration (export) features, including limiting the exported versions and writing to new databases without restarting the server.
- add POST /blocks to annotation
- update groupcache support for recent interface
- if no cors domains specified allow all origins if no authorization configured
- add admin token querystring to allow selective full write
- Pin ristretto to v0.0.1